72.關於牙周組織再生術的敘述,下列何者錯誤?
(A)下顎臼齒頰側class II furcation合併three-walled defects,是做牙周再生的理想病例
(B)臨床實驗證實citric acid或fibronectin處理牙根面,可有意義的促進牙周再生
(C)wide class III furcations及少於two-walled的infrabony defects,其牙周再生之成功有限
(D)gingivectomy 術後組織癒合是secondary intention
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統計: A(164), B(797), C(42), D(302), E(0) #2182246
統計: A(164), B(797), C(42), D(302), E(0) #2182246